US Patent 7909351 Trailer coupling dock theft-proof lock
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Patent abstract
A trailer coupling dock theft-proof lock to prevent unauthorized coupling and hauling of a trailer during parking includes a locking dock, a coupling assembly and a lock assembly. The coupling assembly can be latched in a dome of a trailer coupling dock. By locking and unlocking of the lock assembly the coupling assembly can be retained or removed so that unauthorized towing of the trailer can be prevented.
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Patent Inventor Names
Hsai Chin Hui0
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US Patent 07909351 Trailer coupling dock theft-proof lock US Patent 7909351 Trailer coupling dock theft-proof lock
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Patent Number
079093510
Patent Number
79093510
Edits on 24 Apr, 2023
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Patent Jurisdiction
Patent Number
079093510
Date of Patent
March 22, 2011
0Patent Application Number
121930900
Date Filed
August 18, 2008
0Official Website
Patent Primary Examiner
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US Patent 07909351 Trailer coupling dock theft-proof lock
Infobox
Is a
Patent jurisdiction
Patent number
07909351
Date of patent
March 22, 2011
Patent application number
12193090
Date Filed
August 18, 2008
Patent primary examiner
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